[INFO] fetching crate icodec 0.1.0-alpha.3...
[INFO] checking icodec-0.1.0-alpha.3 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate icodec 0.1.0-alpha.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate icodec 0.1.0-alpha.3 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate icodec 0.1.0-alpha.3
[INFO] finished tweaking crates.io crate icodec 0.1.0-alpha.3
[INFO] tweaked toml for crates.io crate icodec 0.1.0-alpha.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dcc16c1325d0061e277b065a883e57f69ea0633ad81406c00cdc878eaa0bd531
[INFO] running `Command { std: "docker" "start" "-a" "dcc16c1325d0061e277b065a883e57f69ea0633ad81406c00cdc878eaa0bd531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcc16c1325d0061e277b065a883e57f69ea0633ad81406c00cdc878eaa0bd531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcc16c1325d0061e277b065a883e57f69ea0633ad81406c00cdc878eaa0bd531", kill_on_drop: false }`
[INFO] [stdout] dcc16c1325d0061e277b065a883e57f69ea0633ad81406c00cdc878eaa0bd531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c1edf0947ff9a4f93c16be98081a7c0df53a1dc482278a7594909805b210125
[INFO] running `Command { std: "docker" "start" "-a" "1c1edf0947ff9a4f93c16be98081a7c0df53a1dc482278a7594909805b210125", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling harfbuzz-sys v0.4.1
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking kurbo v0.2.3
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]    Compiling freetype-sys v0.11.0
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking freetype v0.5.1
[INFO] [stderr]     Checking euclid v0.20.14
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking harfbuzz_rs v1.2.0
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking usvg v0.8.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking raqote v0.6.4
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking resvg v0.8.0
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking ikon v0.1.0-beta.16
[INFO] [stderr]     Checking icodec v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.39s
[INFO] running `Command { std: "docker" "inspect" "1c1edf0947ff9a4f93c16be98081a7c0df53a1dc482278a7594909805b210125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c1edf0947ff9a4f93c16be98081a7c0df53a1dc482278a7594909805b210125", kill_on_drop: false }`
[INFO] [stdout] 1c1edf0947ff9a4f93c16be98081a7c0df53a1dc482278a7594909805b210125